Kiroween 2026 Featured Online Build something wicked and git commit to the darkness. $100,000 in prizes Dec 04, 2026 05:00 PM EST to submit 13921 participants
Meta VR Start Developer Competition 2026 Featured Online Accelerate your VR development journey with Meta VR Start and compete for $1M in cash prizes $1,000,000 in prizes Nov 18, 2026 03:00 PM EST to submit 6263 participants
PayPal AI Hackathon Online Build what’s next with PayPal and AI $67,500 in prizes Winners TBD 35828 participants
Learn AR with SPECS Online Learn to design for glasses. Your coding agent builds the Lens, no SPECS required. $2,500 in prizes Winners TBD 1242 participants
YouCam API Skin AI & eCommerce VTO Hackathon Online Build with the YouCam API to Shape the Future of Skincare, Beauty, Fashion and eCommerce - Compete for Top Prizes $6,000 in prizes Winners TBD 1701 participants
Build, Ship, Shape: Amazon Developer Hackathon Online Build across Amazon Devices and shape what's next. $138,000 in prizes Winners TBD 35453 participants
RevenueCat Shipaton 2026 Online Ship apps and start making money. $740,000 in prizes Winners announced 28558 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46647 participants
RevenueCat Shipyard: Creator Contest Online Collaborate with creators to build their app in 1 month $165,000 in prizes Winners announced 7041 participants
AI Partner Catalyst: Accelerate Innovation Online Accelerating innovation through the Google Cloud partner ecosystem $75,000 in prizes Winners announced 6915 participants
RevenueCat Shipaton 2025 Online Ship apps and start making money. $355,000 in prizes Winners announced 53591 participants
OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8633 participants
Meta Horizon Creator Competition: Open Source Champions Online Compete for a share of $1M in prizes, plus an additional $500K in prizes for newly introduced mini-challenges. $1,500,000 in prizes Winners announced 1212 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 129550 participants
personal & cozy computing hackathon New York, NY, USA tinker on fun tools for yourself and friends! $1,150 in prizes Feb 24, 2024 59 participants
NEAR MetaBUILD III Hackathon Online Our world has changed. Meet new challenges in a way a true buidler would do – hack your way to the top. Build the next big thing on NEAR. $940,000 in prizes Winners announced 3054 participants
DeveloperWeek Enterprise 2022 Hackathon The world’s largest enterprise challenge-driven based hackathon. $16,100 in prizes Oct 31 – Nov 17, 2022 166 participants
API World Hackathon 2022 San Jose, CA, USA The API World 2022 Hackathon is the nation's largest API hackathon. $55,000 in prizes Oct 10 – 27, 2022 381 participants
MetaFi The CoinEx Smart Chain Challenge Online Build a Fun and Socialized Meta world with CSC and win $100,000 in Prize $100,000 in prizes Winners announced 402 participants
HelloSign Go Paperless Hackathon Online Help consumers and businesses become more sustainable. Build an impactful app that removes the traditional need to print, sign and scan paper documents to get work done. $30,000 in prizes Winners announced 616 participants
Moonbeam's Connected Contracts Online Solving Multi-Chain Fragmentation and Improving Web3 User Experiences $55,000 in prizes Winners announced 302 participants
NEAR Hacks NYC The hackathon for the NEAR Ecosystem in NYC during Messari Mainnet $32,750 in prizes Sep 22 – 25, 2022 154 participants
Evmos Momentum Hackathon led by Web3Scholarships (Deployment required for prize) Online Bring the world of Ethereum-based applications and assets to the interoperable networks of the Cosmos ecosystem $500,000 in prizes Winners announced 830 participants
Æternity Universe Two Hæckathon Online Join the developer community and revolutionize the future of finance! $30,000 in prizes Winners announced 138 participants